2 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
13 DH_METHOD *DH_meth_new(const char *name, int flags)
15 DH_METHOD *dhm = OPENSSL_zalloc(sizeof(DH_METHOD));
18 dhm->name = OPENSSL_strdup(name);
19 if (dhm->name == NULL) {
29 void DH_meth_free(DH_METHOD *dhm)
32 if (dhm->name != NULL)
33 OPENSSL_free(dhm->name);
38 DH_METHOD *DH_meth_dup(const DH_METHOD *dhm)
42 ret = OPENSSL_malloc(sizeof(DH_METHOD));
45 memcpy(ret, dhm, sizeof(*dhm));
46 ret->name = OPENSSL_strdup(dhm->name);
47 if (ret->name == NULL) {
56 const char *DH_meth_get0_name(const DH_METHOD *dhm)
61 int DH_meth_set1_name(DH_METHOD *dhm, const char *name)
65 tmpname = OPENSSL_strdup(name);
69 OPENSSL_free(dhm->name);
75 int DH_meth_get_flags(DH_METHOD *dhm)
80 int DH_meth_set_flags(DH_METHOD *dhm, int flags)
86 void *DH_meth_get0_app_data(const DH_METHOD *dhm)
91 int DH_meth_set0_app_data(DH_METHOD *dhm, void *app_data)
93 dhm->app_data = app_data;
97 int (*DH_meth_get_generate_key(const DH_METHOD *dhm)) (DH *)
99 return dhm->generate_key;
102 int DH_meth_set_generate_key(DH_METHOD *dhm, int (*generate_key) (DH *))
104 dhm->generate_key = generate_key;
108 int (*DH_meth_get_compute_key(const DH_METHOD *dhm))
109 (unsigned char *key, const BIGNUM *pub_key, DH *dh)
111 return dhm->compute_key;
114 int DH_meth_set_compute_key(DH_METHOD *dhm,
115 int (*compute_key) (unsigned char *key, const BIGNUM *pub_key, DH *dh))
117 dhm->compute_key = compute_key;
122 int (*DH_meth_get_bn_mod_exp(const DH_METHOD *dhm))
123 (const DH *, BIGNUM *, const BIGNUM *, const BIGNUM *, const BIGNUM *,
124 BN_CTX *, BN_MONT_CTX *)
126 return dhm->bn_mod_exp;
129 int DH_meth_set_bn_mod_exp(DH_METHOD *dhm,
130 int (*bn_mod_exp) (const DH *, BIGNUM *, const BIGNUM *, const BIGNUM *,
131 const BIGNUM *, BN_CTX *, BN_MONT_CTX *))
133 dhm->bn_mod_exp = bn_mod_exp;
137 int (*DH_meth_get_init(const DH_METHOD *dhm))(DH *)
142 int DH_meth_set_init(DH_METHOD *dhm, int (*init)(DH *))
148 int (*DH_meth_get_finish(const DH_METHOD *dhm)) (DH *)
153 int DH_meth_set_finish(DH_METHOD *dhm, int (*finish) (DH *))
155 dhm->finish = finish;
159 int (*DH_meth_get_generate_params(const DH_METHOD *dhm))
160 (DH *, int, int, BN_GENCB *)
162 return dhm->generate_params;
165 int DH_meth_set_generate_params(DH_METHOD *dhm,
166 int (*generate_params) (DH *, int, int, BN_GENCB *))
168 dhm->generate_params = generate_params;